// The Vue build version to load with the `import` command
// (runtime-only or standalone) has been set in webpack.base.conf with an alias.
import $ from 'jquery'
import Vue from 'vue';
// 引入element UI
import ElementUI from 'element-ui';
import 'element-ui/lib/theme-chalk/index.css';
import App from './App';
// 引入路由
import router from './router';
// 引入状态管理
import store from './vuex/store';
// 引入icon
import './assets/icon/iconfont.css'
// 

// 引入echarts
import echarts from 'echarts'
Vue.prototype.$echarts = echarts

import axios from 'axios';
Vue.prototype.$axios = axios;

Vue.config.productionTip = false;

// 使用element UI
Vue.use(ElementUI);
// 过滤器
import * as custom from './utils/util'

// 导入时间格式化组件库
import moment from 'moment'
Vue.prototype.$moment = moment;
// 定义时间格式化全局过滤器
Vue.filter('dateFormat', (dateStr, pattern = 'YYYY-MM-DD HH:mm:ss') => {
  return moment(dateStr).format(pattern)
})
Vue.filter('dateFormat2', (dateStr, pattern = 'YYYY-MM-DD') => {
  return moment(dateStr).format(pattern)
})

import bootstrap from 'bootstrap-vue'

Vue.use(bootstrap)

import 'bootstrap-vue/dist/bootstrap-vue'
import 'bootstrap/dist/css/bootstrap.min.css'
import 'bootstrap/dist/js/bootstrap'

Object.keys(custom).forEach(key => {
  Vue.filter(key, custom[key])
})

// 路由拦截器
router.beforeEach((to, from, next) => {
  if (to.matched.length != 0) {
    if (to.meta.requireAuth) { // 判断该路由是否需要登录权限
      if (Boolean(localStorage.getItem("userInfo"))) { // 通过vuex state获取当前的user是否存在
        next();
      } else {
        next({
          path: '/login',
          query: {
            redirect: to.fullPath
          } // 将跳转的路由path作为参数，登录成功后跳转到该路由
        })
      }
    } else {
      if (Boolean(localStorage.getItem("userInfo"))) { // 判断是否登录
        if (to.path != "/" && to.path != "/login") { //判断是否要跳到登录界面
          next();
        } else {
          /**
           * 防刷新，如果登录，修改路由跳转到登录页面，修改路由为登录后的首页 
           */
          next({
            path: '/system/questionList'
          })
        }
      } else {
        next();
      }
    }
  } else {
    next({
      path: '/login',
      query: {
        redirect: to.fullPath
      } // 将跳转的路由path作为参数，登录成功后跳转到该路由
    })
  }
})

/* eslint-disable no-new */
new Vue({
  el: '#app',
  router,
  store, //使用store vuex状态管理
  components: {
    App
  },
  template: '<App/>',
  data: {
    // 空的实例放到根组件下，所有的子组件都能调用
    Bus: new Vue()
  }

})
